.ds-top{display:inline-block;cursor:pointer;height:40px;width:40px;position:fixed;bottom:40px;right:10px;z-index:99;box-shadow:0 0 10px rgba(0,0,0,.05);overflow:hidden;text-indent:100%;white-space:nowrap;background:rgba(0,0,0,.8) url(//www.airlakatook.co.th/wp-content/plugins/ds-button-top/css/../img/ds-top-arrow.svg) no-repeat center 50%;visibility:hidden;opacity:0;-webkit-transition:opacity .3s 0s,visibility 0s .3s;-moz-transition:opacity .3s 0s,visibility 0s .3s;transition:opacity .3s 0s,visibility 0s .3s}.ds-top.ds-is-visible,.ds-top.ds-fade-out,.no-touch .ds-top:hover{-webkit-transition:opacity .3s 0s,visibility 0s 0s;-moz-transition:opacity .3s 0s,visibility 0s 0s;transition:opacity .3s 0s,visibility 0s 0s}.ds-top.ds-is-visible{visibility:visible;opacity:1}.ds-top.ds-fade-out{opacity:.5}.no-touch .ds-top:hover{background-color:#222;opacity:1!important}@media only screen and (min-width:768px){.ds-top{right:20px;bottom:20px}}@media only screen and (min-width:1024px){.ds-top{height:60px;width:60px;right:30px;bottom:30px}}